src/include/sndio.h - diff

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Diff for /src/include/sndio.h between version 1.9 and 1.10

version 1.9, 2015/12/20 11:29:29

version 1.10, 2020/02/26 13:53:58

Line 26

#define MIO_PORTANY "default"

* limits

#define SIOCTL_NAMEMAX 12 /* max name length */

* private ``handle'' structure

struct sio_hdl;

struct mio_hdl;

struct sioctl_hdl;

* parameters of a full-duplex stream

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#define SIO_XSTRINGS { "ignore", "sync", "error" }

* controlled component of the device

struct sioctl_node {

char name[SIOCTL_NAMEMAX]; /* ex. "spkr" */

int unit; /* optional number or -1 */

};

* description of a control (index, value) pair

struct sioctl_desc {

unsigned int addr; /* control address */

#define SIOCTL_NONE 0 /* deleted */

#define SIOCTL_NUM 2 /* integer in the 0..127 range */

#define SIOCTL_SW 3 /* on/off switch (0 or 1) */

#define SIOCTL_VEC 4 /* number, element of vector */

#define SIOCTL_LIST 5 /* switch, element of a list */

unsigned int type; /* one of above */

char func[SIOCTL_NAMEMAX]; /* function name, ex. "level" */

char group[SIOCTL_NAMEMAX]; /* group this control belongs to */

struct sioctl_node node0; /* affected node */

struct sioctl_node node1; /* dito for SIOCTL_{VEC,LIST} */

unsigned int maxval; /* max value for SIOCTL_{NUM,VEC} */

int __pad[3];

};

* mode bitmap

#define SIO_PLAY 1

#define SIO_REC 2

#define MIO_OUT 4

#define MIO_IN 8

#define SIOCTL_READ 0x100

#define SIOCTL_WRITE 0x200

* default bytes per sample for the given bits per sample

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int mio_revents(struct mio_hdl *, struct pollfd *);

int mio_eof(struct mio_hdl *);

struct sioctl_hdl *sioctl_open(const char *, unsigned int, int);

void sioctl_close(struct sioctl_hdl *);

int sioctl_ondesc(struct sioctl_hdl *,

void (*)(void *, struct sioctl_desc *, int), void *);

int sioctl_onval(struct sioctl_hdl *,

void (*)(void *, unsigned int, unsigned int), void *);

int sioctl_setval(struct sioctl_hdl *, unsigned int, unsigned int);

int sioctl_nfds(struct sioctl_hdl *);

int sioctl_pollfd(struct sioctl_hdl *, struct pollfd *, int);

int sioctl_revents(struct sioctl_hdl *, struct pollfd *);

int sioctl_eof(struct sioctl_hdl *);

int mio_rmidi_getfd(const char *, unsigned int, int);

struct mio_hdl *mio_rmidi_fdopen(int, unsigned int, int);

int sio_sun_getfd(const char *, unsigned int, int);

struct sio_hdl *sio_sun_fdopen(int, unsigned int, int);

int sioctl_sun_getfd(const char *, unsigned int, int);

struct sioctl_hdl *sioctl_sun_fdopen(int, unsigned int, int);

#ifdef __cplusplus

}